diff options
| author | Rajendra Nayak <rnayak@ti.com> | 2010-12-21 20:01:18 -0700 |
|---|---|---|
| committer | Paul Walmsley <paul@pwsan.com> | 2010-12-21 20:01:18 -0700 |
| commit | 12627578523d2d9396cae76b1dad0ed3dccf1730 (patch) | |
| tree | 0cce660ef2a1bc3390823469fed55a409617194a /arch/arm/mach-omap2/powerdomain2xxx_3xxx.c | |
| parent | f327e07b0ef9c60a6018799c9f04de10101d8e5a (diff) | |
OMAP: powerdomain: Arch specific funcs for logic control
Define the following architecture specific funtions for omap2/3/4
.pwrdm_set_logic_retst
.pwrdm_read_logic_pwrst
.pwrdm_read_prev_logic_pwrst
.pwrdm_read_logic_retst
Convert the platform-independent framework to call these functions.
Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Reviewed-by: Kevin Hilman <khilman@deeprootsystems.com>
Tested-by: Kevin Hilman <khilman@deeprootsystems.com>
Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Rajendra Nayak <rnayak@ti.com>
Diffstat (limited to 'arch/arm/mach-omap2/powerdomain2xxx_3xxx.c')
| -rw-r--r-- | arch/arm/mach-omap2/powerdomain2xxx_3xxx.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c index a25dd64d609..b7ea191539e 100644 --- a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c @@ -41,6 +41,17 @@ static int omap2_pwrdm_read_pwrst(struct powerdomain *pwrdm) OMAP2_PM_PWSTST, OMAP_POWERSTATEST_MASK); } +static int omap2_pwrdm_set_logic_retst(struct powerdomain *pwrdm, u8 pwrst) +{ + u32 v; + + v = pwrst << __ffs(OMAP3430_LOGICL1CACHERETSTATE_MASK); + prm_rmw_mod_reg_bits(OMAP3430_LOGICL1CACHERETSTATE_MASK, v, + pwrdm->prcm_offs, OMAP2_PM_PWSTCTRL); + + return 0; +} + /* Applicable only for OMAP3. Not supported on OMAP2 */ static int omap3_pwrdm_read_prev_pwrst(struct powerdomain *pwrdm) { @@ -48,10 +59,29 @@ static int omap3_pwrdm_read_prev_pwrst(struct powerdomain *pwrdm) OMAP3430_LASTPOWERSTATEENTERED_MASK); } +static int omap3_pwrdm_read_logic_pwrst(struct powerdomain *pwrdm) +{ + return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP2_PM_PWSTST, + OMAP3430_LOGICSTATEST_MASK); +} + +static int omap3_pwrdm_read_logic_retst(struct powerdomain *pwrdm) +{ + return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP2_PM_PWSTCTRL, + OMAP3430_LOGICSTATEST_MASK); +} + +static int omap3_pwrdm_read_prev_logic_pwrst(struct powerdomain *pwrdm) +{ + return prm_read_mod_bits_shift(pwrdm->prcm_offs, OMAP3430_PM_PREPWSTST, + OMAP3430_LASTLOGICSTATEENTERED_MASK); +} + struct pwrdm_ops omap2_pwrdm_operations = { .pwrdm_set_next_pwrst = omap2_pwrdm_set_next_pwrst, .pwrdm_read_next_pwrst = omap2_pwrdm_read_next_pwrst, .pwrdm_read_pwrst = omap2_pwrdm_read_pwrst, + .pwrdm_set_logic_retst = omap2_pwrdm_set_logic_retst, }; struct pwrdm_ops omap3_pwrdm_operations = { @@ -59,4 +89,8 @@ struct pwrdm_ops omap3_pwrdm_operations = { .pwrdm_read_next_pwrst = omap2_pwrdm_read_next_pwrst, .pwrdm_read_pwrst = omap2_pwrdm_read_pwrst, .pwrdm_read_prev_pwrst = omap3_pwrdm_read_prev_pwrst, + .pwrdm_set_logic_retst = omap2_pwrdm_set_logic_retst, + .pwrdm_read_logic_pwrst = omap3_pwrdm_read_logic_pwrst, + .pwrdm_read_logic_retst = omap3_pwrdm_read_logic_retst, + .pwrdm_read_prev_logic_pwrst = omap3_pwrdm_read_prev_logic_pwrst, }; |